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dental plaque

Neanderthal Brains Grew Larger With Greater Carbohydrate Consumption

Neanderthal Brains Grew Larger With Greater Carbohydrate Consumption

Roughly a million years ago, Neanderthal brains doubled in size in about 200,000 years, which is a paltry number in evolutionary terms. For long, brain evolution has been credited to the increasingly...
Milking a cow. Credit: stanislavss / Adobe Stock

Humans Have Been Drinking Animal Milk for At Least 6,000 Years

Researchers have found the earliest direct evidence of milk consumption anywhere in the world in the teeth of prehistoric British farmers . The research team, led by archaeologists at the University...
A human skull (Public Domain) and tobacco. (Public Domain)

Researchers Take a Bite Out of Prehistoric Nicotine Use

A team of scientists including researchers from Washington State University has shown for the first time that nicotine residue can be extracted from plaque, also known as "dental calculus," on the...